Comparison

GeoExplore vs Stone Identifier

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

GeoExplore

This app is a geological data logging toolset for recording information at various locations. It offers guided field trips with maps and detailed site information, along with a toolkit for notes, photos, and geological logging. Data can be shared via email.

Highlights
  • Geological data logging
  • Custom and guided field trips
  • Compass/clinometer tool
  • Graphic sedimentary logging
  • Audio, text notes, and photos
  • Rock type and glossary information
  • Data sharing via email
Features
Read full description

GeoExplore is primarily a geological data logging (recording) toolset. Use GeoExplore to gather data at any location(s) of your choice (a Custom Field Trip) or download into the app one of the Guided Field Trips, prepared by geology teachers and lecturers..
Guided Field Trips come with a map and suggested locations to explore, along with detailed information about those locations. These field trips often have a specific aim, e.g. a mapping exercise, or structural exercise.

GeoExplore provides a toolkit consisting of compass/clinometer, graphic (sedimentary) logging tool, make audio notes, text notes and take photos all linked to a specific site, or to a bed in the logging tool. Other facilities include rock type information, grain size reference, glossary of terms (which may be customised to field trip topic). Means to assign rock types and link them to observation sites in a mapping exercise.

 All recorded data is held within GeoExplore, even when switched off, or running a different field trip. Data may be shared by email contacts, based on selected site, or sedimentary log, specific bed or entire field trip.

 Although the GeoExplore is primarily designed for recording geological information, it would support anyone wishing to record data by location in fields such as archaeology, ecology, forestry, park management, soil conservation, highway/footpath maintenance... GeoExplore is path of the Voyages in DeepTime project delivered by the Herefordshire & Worcestershire Earth Heritage Trust, with support provided by the Heritage Lottery Fund, the Bransford Trust, Tomlinson-Brown Trust and numerous other organisations and individuals..

About

Stone Identifier

Instantly identify rocks, stones, gems, and crystals by taking a photo or uploading an image. Get accurate results in seconds with a rich database and user-friendly interface. Perfect for both geologists and enthusiasts.

Highlights
  • Identify Rocks, Gems, and Crystals
  • Accurate identification results
  • Fast and convenient tool
  • Extensive learning database
  • User-friendly interface
  • Record geological findings
Features
Read full description

Rock Identifier app will help you to identify the most common Rocks, Stones, Gems & Crystals - just take a photo or download from the gallery and get the result in a couple of seconds. It doesn't matter who you are - a geologist or just an amateur seeker - this app is suitable for absolutely everyone. If you want to get the necessary and accurate information about stones, crystals and gems in the most convenient way for you, then this is exactly what you were looking for. Rock Identifier app features: - Identification of Rocks, Gems and Crystals - Accurate results of identification. - Convinient and fast tool which is always at hand. - Rich learning database of Rocks, Gems & Crystals. - Beautiful & user-friendly interface. - Possibility to record your geological findings and observations. Terms of Use: https://appslabs.org/terms-of-service/ Privacy Policy: https://appslabs.org/privacy-policy/

Screenshots

GeoExplore4 screens
Stone Identifier4 screens

Verdict

The call

The clearest difference is rating: GeoExplore at 5.0 against Stone Identifier's 4.3. GeoExplore also leads on in-app purchases (none vs 10) and ads (none vs shown). Stone Identifier's advantage is ratings volume (1.1K vs 1) and update cadence (every 3 months vs every 9 months). On price there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Stone Identifier sells 10 in-app purchases, starting at $2.99 per 7 days. GeoExplore asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

GeoExplore holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Stone Identifier has 1.1K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

GeoExplore ships an update every 9 months, Stone Identifier every 3 months. The most recent releases landed on June 28, 2026 and September 23, 2026 respectively.

Scorecard8 real differences · 2 level
GeoExplore versus Stone Identifier: the parameters behind the verdict, then further details
ParameterGeoExploreStone Identifier
PriceFreeFree
Rating5.0 (1 ratings) — better4.3 (1.1K ratings)
Positive reviews—23.8% of reviews
Number of ratings11.1K — better
Update frequencyEvery 9 monthsEvery 3 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.0 — better16.6
Further details — not scored
Size54 MB64 MB
Age rating4+4+
DeveloperMichael BrooksApps Labs

Customer experience

GeoExplore

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Stone Identifier

All ratings1,061 ratings
Positive81.8%
Neutral4.7%
Negative13.5%
Written reviews84 reviews
Positive23.8%
Neutral4.8%
Negative71.4%

Bugs and requests

GeoExplore

Not enough reviews yet to summarise bugs or requests.

Stone Identifier

Reported bugs

2 issues
  • Misidentifies known mineral samples
  • Provides incorrect or confusing results

Requested features

4 requests
  • Expand free scan limit
  • Improve accuracy and precision
  • Add history/save feature
  • Enhance identification for rare/mixed gems

In-app purchases

None

GeoExplore

No in-app purchases

10 purchases

Stone Identifier

Subscriptions10
  • Rock Identifier3 Days trial$2.997 Days
  • Rock ID$2.997 Days
  • Rock Identifier3 Days trial$6.997 Days
Show 7 more
  • Rock ID$6.997 Days
  • Sale annual subscription$9.991 Year
  • Rock Identifier$9.991 Month
  • Stone ID$14.991 Month
  • Stone Identifier$19.991 Year
  • Rock ID$19.991 Year
  • Stone Identifier$39.991 Year

Questions

Is GeoExplore free?
GeoExplore is free to download, with no in-app purchases.
Is Stone Identifier free?
Stone Identifier is free to download, with in-app purchases available.
Which has better reviews, GeoExplore or Stone Identifier?
GeoExplore is rated higher. GeoExplore averages 5.0 out of 5 from 1 ratings, while Stone Identifier averages 4.3 from 1.1K ratings.
Do GeoExplore or Stone Identifier have ads?
Stone Identifier shows ads; GeoExplore does not.
Which is updated more often, GeoExplore or Stone Identifier?
GeoExplore ships an update every 9 months, and Stone Identifier every 3 months. Most recently, GeoExplore was updated on June 28, 2026 and Stone Identifier on September 23, 2026.

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